/*
* Copyright 2004-2011 H2 Group. Multiple-Licensed under the H2 License,
* Version 1.0, and under the Eclipse Public License, Version 1.0
* (http://h2database.com/html/license.html).
* Initial Developer: H2 Group
*/
package org.h2.value;
import java.util.HashMap;
import org.h2.util.StringUtils;
/**
* A hash map with a case-insensitive string key.
*
* @param <V> the value type
*/
public class CaseInsensitiveMap<V> extends HashMap<String, V> {
private static final long serialVersionUID = 1L;
public V get(Object key) {
return super.get(toUpper(key));
}
public V put(String key, V value) {
return super.put(toUpper(key), value);
}
public boolean containsKey(Object key) {
return super.containsKey(toUpper(key));
}
public V remove(Object key) {
return super.remove(toUpper(key));
}
private static String toUpper(Object key) {
return key == null ? null : StringUtils.toUpperEnglish(key.toString());
}
}